Finding the Fourth Proportional to 326,183,403.05, 450,133,169.97 and 179,505,687.05
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Solution
The fourth proportional to 326,183,403.05, 450,133,169.97 and 179,505,687.05 is: 247,717,888.72
Step by Step Solution
- Step 1: Write the proportion equation
326,183,403.05 : 450,133,169.97 = 179,505,687.05 : x - Step 2: Convert to fraction form
326,183,403.05/450,133,169.97 = 179,505,687.05/x - Step 3: Cross multiply
326,183,403.05x = 450,133,169.97 × 179,505,687.05 - Step 4: Simplify right side
326,183,403.05x = 80,801,463,939,459,296 - Step 5: Solve for x
x = 80,801,463,939,459,296/326,183,403.05 - Step 6: Final answer
x = 247,717,888.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.